import java.util.Scanner;

public class AdditionQuiz {
    public static void main(String[] args) {
        int number1 = (int)(System.currentTimeMillis() % 10);
        int number2 = (int)(System.currentTimeMillis() * 7 % 10);
        
        Scanner input = new Scanner(System.in);
        
        System.out.print("What is " + number1
                + " - " + number2 + "? ");
        
        int answer = input.nextInt();
        
        System.out.println(number1 + " - "
                + number2 + " is " + (number1 - number2 == answer));
    }
}